A.all vessels must carry an after range light
B.vessels less than 50 meters in length need not carry an after range light
C.vessels stopped dead in the water should turn off their range lights
D.vessels over 20 meters in length must carry both range lights from sunset to sunrise
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A.non-self-propelled raft
B.seaplanes
C.hovercrafts
D.All of the above
A.shall
B.should
C.would
D.had to
A.notify the competent authorities
B.sound the alarm
C.have passengers put on life preservers
D.cut off air supply to the fire
A.The one with the wind closest abeam
B.The one to windward
C.The one to leeward
D.The one that sounds the first whistle signal
A.East to northeast
B.East to southeast
C.North to northwest
D.South to southeast
最新試題
What is a CORRECT reply to a pilot’s request, How’s your heading?（）
Berthing means bringing a vessel to her berth until（）.
A tide is called diurnal when（）.
When the wave period and the apparent rolling period are the same（）.
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）
ECDIS must be able to perform all of the following EXCEPT（）.
According to the relevant regulation, lifeboat should be powered by（）.
Which of the following shall not the officers in charge of the navigational watch do?（）
The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.
The ISM code is part of（）.